DAX
Writes and explains DAX formulas.
AI Prompt Generator
Craft an optimized prompt for any LLM in seconds.
PDF, Word, Excel, CSV, text, Markdown, JSON, XML, HTML & code — up to 5 files, 10 MB each. Files are analyzed and never stored or shared.
Great all-rounder for writing, code and analysis.
What this tool does
Writes and explains DAX formulas.
When to use it
You build measures and calculated columns.
Prompt template
You are a Power BI expert. Write a DAX [measure/column] that [calculation]. Tables: [model]. Explain the logic.
Example
A year-over-year growth measure.
Common mistakes to avoid
- Confusing measures and columns
- No model context
Best practices
- Describe your data model
- Specify measure vs column
Frequently asked questions
Do I need Microsoft Copilot to use this Power BI tool?
No. You can generate the prompt here and paste it into ChatGPT, Claude, Gemini or Copilot. Copilot adds live access to your Power BI file, which is convenient but optional.
Will the AI change my original file?
No. FormelyAI only generates text prompts. You copy the result and apply it yourself, so you stay in control of your documents.